.content .top{
	background-color: #fff;
	width: 80%;
	height: 300px;
	margin: 10px auto;
	border-radius: 20px;
	padding: 40px 40px 40px 40px;
}
.content{
	width: 1000px;
	margin: 10px auto;
}
.content .top img{
	width: 300px;
	height: 300px;
	float: left;
	margin-right: 40px;
}
.top #submit{
	margin-top: 15px;
	padding: 10px;
	background-color: #007bff;
	color: white;
	border: none;
	border-radius: 5px;
	cursor: pointer;
}
.top dt{
	font-size: 30px;
	margin: 0;
	margin-bottom: 10px;
}
.top dd{
	margin: 20px 0;
}
body{
	background-color: #d5d5d5;
}
.jianjie{
	background-color: #fff;
	width: 80%;
	height: auto;
	margin: 30px auto;
	border-radius: 20px;
	padding: 20px 40px 40px 40px;
	position: relative;
}
.jianjie .txt{
	text-align: center;
	padding-top: 5px;
	width: 20%;
	height: auto;
	background-color: #007bff;
	color: white;
	border: none;
	border-radius: 5px;
	cursor: pointer;
	position: absolute;
	left: 40%;
}

#jianjie-img {
	width: 100%;
	height: auto;
	color: #000;
	margin-top: 30px;
	text-align: left;
	text-indent: 2em;
	line-height: 40px;
}
.jianjie .txt p{
	display: block;
}
